Dietary contraindications for urinary protein 1+ depend mainly on the cause of urinary protein. If it is caused by physiological reasons, such as strenuous exercise, lifestyle changes can be made, usually no special dietary contraindications. If the cause is pathologic, such as glomerulonephritis, diabetic nephropathy and other kidney diseases, you need to avoid high salt, high protein diet. 1. Physiological reasons: proteinuria 1+ caused by strenuous exercise, there is no special dietary contraindications, and good habits can be developed. 2. Pathological causes: such as glomerulonephritis, diabetic nephropathy and other kidney diseases, dietary recommendations for low-salt, high-quality, low-protein diet, need to avoid high salt, high protein diet. Eating too much high salt food is easy to aggravate edema and blood pressure, while eating too much high protein food may aggravate the burden on the kidneys and accelerate the decline of glomerular filtration rate. Urine protein 1+ may also have other reasons, we suggest that patients go to the regular hospital in time, under the guidance of the doctor standardized treatment.